calorimeter

1 of 2

noun

: an apparatus for measuring quantities of absorbed or emitted heat or for determining specific heats

calorimetric

2 of 2

adjective

cal·​o·​ri·​met·​ric ¦ka-lə-rə-¦me-trik How to pronounce calorimetric (audio)
kə-¦lȯr-ə-, 
-¦lär-ə-
variants or calorimetrical
¦ka-lə-rə-¦me-tri-kəl;
kə-¦lȯr-ə-, 
-¦lär-ə-
: of or relating to calorimetry
calorimetrically adverb

Examples of calorimeter in a Sentence

Recent Examples on the Web
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Noun
Alexander Bazilevsky, a BNL physicist, and electromagnetic calorimetry manager for the ePIC detector, stated that the calorimeter will primarily measure electrons scattered by the beam. — Georgina Jedikovska, Interesting Engineering, 21 Aug. 2026 The most accurate method to measure energy and calories in food is called a bomb calorimeter, Li said. — Kaitlin Sullivan, NBC news, 22 Mar. 2026 The whole-room calorimeter continuously captured methane from breath and, yes, flatulence, allowing researchers to track microbial activity in real time. — Jenny Lehmann, Discover Magazine, 13 June 2025 This analysis was made possible by a device called a zero degree calorimeter (ZDC), which detects and counts the photon-nucleus interactions by measuring the resulting emissions. — Victoria Corless, Space.com, 13 May 2025 See All Example Sentences for calorimeter

Word History

Etymology

Noun

International Scientific Vocabulary, from Latin calor

Adjective

calorimetry + -ic or -ical

First Known Use

Noun

1790, in the meaning defined above

Time Traveler
The first known use of calorimeter was in 1790

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Cite this Entry

“Calorimeter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/calorimeter. Accessed 5 Oct. 2026.

Kids Definition

calorimeter

noun
: a device for measuring quantities of heat given off or taken in

Medical Definition

calorimeter

noun
: any of several apparatuses for measuring quantities of absorbed or evolved heat or for determining specific heats see bomb calorimeter, oxycalorimeter

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